Consolidated Statement of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Partners' Capital [Abstract]
Net Income (Loss)	$ 689,941	$ 646,596	$ 2,258,599	$ 1,226,292
Other comprehensive income (loss), net of tax and reclassification adjustments:
Net unrealized losses on investment securities	(3,108)	(218,852)	(1,778)	(425,770)
Cash flow hedges adjustments	(70,255)	(172,285)	(145,612)	(344,534)
Foreign currency translation adjustments	(2,457)	(5,359)	53	(11,271)
Defined benefit plans liability adjustments	(1,258)	2,993	(4,511)	9,160
Total other comprehensive income (loss)	(77,078)	(393,503)	(151,848)	(772,415)
Total comprehensive income	$ 612,863	$ 253,093	$ 2,106,751	$ 453,877